Unlocking Photocatalytic Activity of Acridinium Salts by Anion‐Binding Co‐Catalysis

Abstract: The in situ generation of active photoredox organic catalysts upon anion‐binding co‐catalysis by making use of the ionic nature of common photosensitizers is reported. Hence, the merge of anion‐binding and photocatalysis permitted the modulation of the photocatalytic activity of simple acridinium halide salts, building an effective anion‐binding – photoredox ion pair complex able to promote a variety of visible light driven transformations, such as anti‐Markovnikov addition to olefins, Diels‐Alder and the desilylative C−C bond forming reactions. Anion‐binding studies, together with steady‐state and time‐resolved spectroscopy analysis, supported the postulated ion pair formation between the thiourea hydrogen‐bond donor organocatalyst and the acridinium salt, which proved essential for unlocking the photocatalytic activity of the photosensitizer.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Unlocking Photocatalytic Activity of Acridinium Salts by Anion‐Binding Co‐Catalysis ; day:19 ; month:06 ; year:2024 ; extent:9
Chemistry - a European journal ; (19.06.2024) (gesamt 9)

Creator
Pérez‐Aguilar, María C.
Entgelmeier, Lukas‐M.
Herrera‐Luna, Jorge C.
Daniliuc, Constantin Gabriel
Consuelo Jiménez, M.
Pérez‐Ruiz, Raúl
García Mancheño, Olga

DOI
10.1002/chem.202400541
URN
urn:nbn:de:101:1-2406191452040.726340653570
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
14.08.2025, 10:52 AM CEST

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Associated

  • Pérez‐Aguilar, María C.
  • Entgelmeier, Lukas‐M.
  • Herrera‐Luna, Jorge C.
  • Daniliuc, Constantin Gabriel
  • Consuelo Jiménez, M.
  • Pérez‐Ruiz, Raúl
  • García Mancheño, Olga

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